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Alexus [3.1K]
3 years ago
8

(3x-5) (7x+5) find x

Mathematics
1 answer:
jeka943 years ago
6 0

Answer:

I

Step-by-step explanation:

3x-5+7x+5+90=180

x=9

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What is the remainder when (x3 + 1) is divided by (x2 – x + 1)? x + 1 x 2 0
mariarad [96]

Answer:

x+1

Step-by-step explanation:

3 0
3 years ago
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What is 6 plus 12 times 8-3
9966 [12]

Answer:

99

Step-by-step explanation: Use PEMDAS

12+8 = 96

96+6 = 102

102-3 = 96

Hope this helped!

4 0
3 years ago
Find AC if A=25°, B=24°, and CB=14
photoshop1234 [79]
Answer is 38
25+14=38
8 0
3 years ago
Help pls i don’t know how to do this
Vlada [557]

Answer:

m∠1= 79

Step-by-step explanation:

What we have here is two vertical lines and one intersecting point.

The m∠1 and m∠6 are vertical angles, which means that they equal to each other. So, the equation would be: 6x+25= 10x-11.

Step 1- Subtract 6x to both sides.

6x+25= 10x-11

-6x        -6x

25= 4x-11

Step 2- Add 11 to both sides.

25= 4x-11

+11       +11

36= 4x

Step 3- Divide both sides by 4.

<u>36</u>= <u>4x</u>

4     4

x= 9

Now that we know the value of the variable x, substitute it into the equation for m∠1.

m∠1= 10(9)-11

m∠1= 90-11

m∠= 79

<u>Check            </u>

m∠6= 6(9)+25

m∠6= 54+25

m∠6= 79

Since m∠1 and m∠6 are vertical angles, they should equal each other.

4 0
3 years ago
How do I figure out 1b?
taurus [48]
300/5= 60
60x4(children)=240
240 seats will be for children and 60 seats for adults.
4 0
3 years ago
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